Question 1

Which of the following would be an evolutionary advantage of being "woody"?

Accepted Answer

A)  minimal energy requirement to produce wood 
B)  tall growth allows greater leaf access to sunlight 
C)  less need for defense mechanisms against herbivores and parasites 
D)  not being as affected by varying amounts of rainfall 
E)  reproduction before several seasons pass 
A)  minimal energy requirement to produce wood 
B)  tall growth allows greater leaf access to sunlight 
C)  less need for defense mechanisms against herbivores and parasites 
D)  not being as affected by varying amounts of rainfall 
E)  reproduction before several seasons pass B

Question 2

The apical meristem is found in what area of a growing root?

Accepted Answer

A)  epidermis 
B)  elongation 
C)  cell division 
D)  maturation 
E)  None of the answer choices is found in growing roots. 
A)  epidermis 
B)  elongation 
C)  cell division 
D)  maturation 
E)  None of the answer choices is found in growing roots. C

Question 3

If you had a problematic hillside that continually eroded when it rained, plants with which type of roots would best solve your problem?

Accepted Answer

A)  adventitious 
B)  taproots 
C)  mycorrhizal 
D)  fibrous 
E)  haustoria 
A)  adventitious 
B)  taproots 
C)  mycorrhizal 
D)  fibrous 
E)  haustoria D

Question 4

It would be adaptive for the leaves of plants in dry areas to have more stomata than the leaves of plants in humid areas.

Accepted Answer

A) True 
 B)False

Question 5

A cross section through the zone of maturation of a root would show

Accepted Answer

A)  cells of the root cap. 
B)  the apical meristem. 
C)  transport tissues. 
D)  greatly elongated, undifferentiated cells. 
E)  dividing cells. 
A)  cells of the root cap. 
B)  the apical meristem. 
C)  transport tissues. 
D)  greatly elongated, undifferentiated cells. 
E)  dividing cells.

Question 6

Both plants and animals have organs and tissues.

Accepted Answer

A) True 
 B)False

Question 7

What organic substance makes the walls of sclerenchyma cells tough and hard?

Accepted Answer

A)  suberin 
B)  stomata 
C)  trichomes 
D)  cuticle 
E)  lignin 
A)  suberin 
B)  stomata 
C)  trichomes 
D)  cuticle 
E)  lignin

Question 8

Which association is correct?

Accepted Answer

A)  vessel element-phloem 
B)  guard cells-epidermis 
C)  parenchyma-vascular tissue 
D)  sieve-tube member-bark 
E)  cuticle-xylem 
A)  vessel element-phloem 
B)  guard cells-epidermis 
C)  parenchyma-vascular tissue 
D)  sieve-tube member-bark 
E)  cuticle-xylem

Question 9

When you have waxed your car, rainfall makes very large droplets that roll around on the hood. This property where the water molecules stick together is known as

Accepted Answer

A)  adhesion. 
B)  turgor pressure. 
C)  cohesion. 
D)  transpiration. 
E)  negative pressure potential. 
A)  adhesion. 
B)  turgor pressure. 
C)  cohesion. 
D)  transpiration. 
E)  negative pressure potential.

Question 10

Which statement about leaves is correct?

Accepted Answer

A)  The photosynthetic mesophyll is made up of an upper spongy layer and a lower palisade layer. 
B)  The epidermis is covered by a waxy layer of cuticle that reduces water loss. 
C)  Gas exchange occurs through tiny openings in the leaf surface called trichomes. 
D)  Vascular tissue is arranged in a net pattern in monocots and a parallel pattern in eudicots. 
E)  Regulation of gas exchange through the leaf is the responsibility of the bundle sheath cells. 
A)  The photosynthetic mesophyll is made up of an upper spongy layer and a lower palisade layer. 
B)  The epidermis is covered by a waxy layer of cuticle that reduces water loss. 
C)  Gas exchange occurs through tiny openings in the leaf surface called trichomes. 
D)  Vascular tissue is arranged in a net pattern in monocots and a parallel pattern in eudicots. 
E)  Regulation of gas exchange through the leaf is the responsibility of the bundle sheath cells.

Question 11

Which of the following is a monocot?

Accepted Answer

A)  dandelion 
B)  oak tree 
C)  maple tree 
D)  palm tree 
E)  rose 
A)  dandelion 
B)  oak tree 
C)  maple tree 
D)  palm tree 
E)  rose

Question 12

The vascular tissue in the leaf is referred to as a

Accepted Answer

A)  vascular bundle. 
B)  vascular cylinder. 
C)  vein. 
D)  vascular pit. 
E)  vascular cambium. 
A)  vascular bundle. 
B)  vascular cylinder. 
C)  vein. 
D)  vascular pit. 
E)  vascular cambium.

Question 13

Stomata

Accepted Answer

A)  are usually found in the upper epidermis of a leaf. 
B)  are surrounded by four guard cells. 
C)  function for primary growth. 
D)  function in secondary growth. 
E)  allow gas exchange. 
A)  are usually found in the upper epidermis of a leaf. 
B)  are surrounded by four guard cells. 
C)  function for primary growth. 
D)  function in secondary growth. 
E)  allow gas exchange.

Question 14

Epidermal tissue, ground tissue, and vascular tissue systems are derived from

Accepted Answer

A)  sclerenchyma cells. 
B)  vascular cambium. 
C)  cork cambium. 
D)  apical meristem. 
E)  vascular bundles. 
A)  sclerenchyma cells. 
B)  vascular cambium. 
C)  cork cambium. 
D)  apical meristem. 
E)  vascular bundles.

Question 15

You can tell the age of a stem by counting the bud scale scars.

Accepted Answer

A) True 
 B)False

Question 16

Your task in laboratory is to find cells that have projections which function to increase surface area for absorption of water and minerals. Which of the following slides would you use to find these cells?

Accepted Answer

A)  eudicot woody stem slide 
B)  leaf slide of monocot or eudicot 
C)  monocot stem slide 
D)  root slide showing root cap 
E)  root slide showing zone of maturation 
A)  eudicot woody stem slide 
B)  leaf slide of monocot or eudicot 
C)  monocot stem slide 
D)  root slide showing root cap 
E)  root slide showing zone of maturation

Question 17

Some plant leaves and stems are covered with hairs.

Accepted Answer

A) True 
 B)False

Question 18

The stalk that attaches a leaf blade to a stem is a(n)

Accepted Answer

A)  bud scale. 
B)  axillary bud. 
C)  node. 
D)  internode. 
E)  petiole. 
A)  bud scale. 
B)  axillary bud. 
C)  node. 
D)  internode. 
E)  petiole.

Question 19

A 15-foot tree growing in a fence row is used as a fence post to which barbed wire is stapled at a height of 5 feet. Years later, the tree is 30 feet high. The barbed wire would be

Accepted Answer

A)  5 feet high. 
B)  15 feet high. 
C)  20 feet high. 
D)  10 feet high. 
A)  5 feet high. 
B)  15 feet high. 
C)  20 feet high. 
D)  10 feet high.

Question 20

The fibers that get stuck between your teeth when you eat celery are

Accepted Answer

A)  sclerenchyma. 
B)  meristems. 
C)  trichomes. 
D)  parenchyma. 
E)  collenchyma. 
A)  sclerenchyma. 
B)  meristems. 
C)  trichomes. 
D)  parenchyma. 
E)  collenchyma.

Exam 9: Plant Organization and Function

Which of the following would be an evolutionary advantage of being "woody"?

The apical meristem is found in what area of a growing root?

If you had a problematic hillside that continually eroded when it rained, plants with which type of roots would best solve your problem?

It would be adaptive for the leaves of plants in dry areas to have more stomata than the leaves of plants in humid areas.

A cross section through the zone of maturation of a root would show

Both plants and animals have organs and tissues.

What organic substance makes the walls of sclerenchyma cells tough and hard?

Which association is correct?

When you have waxed your car, rainfall makes very large droplets that roll around on the hood. This property where the water molecules stick together is known as

Which statement about leaves is correct?

Which of the following is a monocot?

The vascular tissue in the leaf is referred to as a

Stomata

Epidermal tissue, ground tissue, and vascular tissue systems are derived from

You can tell the age of a stem by counting the bud scale scars.

Your task in laboratory is to find cells that have projections which function to increase surface area for absorption of water and minerals. Which of the following slides would you use to find these cells?

Some plant leaves and stems are covered with hairs.

The stalk that attaches a leaf blade to a stem is a(n)

A 15-foot tree growing in a fence row is used as a fence post to which barbed wire is stapled at a height of 5 feet. Years later, the tree is 30 feet high. The barbed wire would be

The fibers that get stuck between your teeth when you eat celery are

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